Messages in this thread | | | From | Philipp Reisner <> | Subject | request for review - DRBD multi volume support for 3.2 | Date | Mon, 8 Aug 2011 15:57:47 +0200 |
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This is a request for review of drbd-8.4. I intend to send a pull request to Jens early next week, for his for-3.2/drivers branch.
I want to point out the idr_for_each_entry() macro, added to include/linux/idr.h. Though we use this macro extensively in the new DRBD code, it is not DRBD specific. I intend to leave it in this patch series, as the following patches depend on it.
The most noticeable change is the support for multiple replicated volumes in a single DRBD connection. Write-ordering is obeyed among all writes in all volumes in a single connection. This feature is really important for users who DRBD for mirroring over longer distances. (Protocol A).
The following changes since commit f963d270cb7bbb8eeb57901d02b22a493e664fd2:
cciss: add transport mode attribute to sys (2011-08-08 11:40:17 +0200)
are available in the git repository at: git://git.drbd.org/linux-2.6-drbd.git for-jens and the diffstat can be found below.
drivers/block/drbd/Makefile | 1 + drivers/block/drbd/drbd_actlog.c | 702 ++++----- drivers/block/drbd/drbd_bitmap.c | 296 +++- drivers/block/drbd/drbd_int.h | 1250 ++++++-------- drivers/block/drbd/drbd_interval.c | 177 ++ drivers/block/drbd/drbd_interval.h | 40 + drivers/block/drbd/drbd_main.c | 3372 ++++++++++++++--------------------- drivers/block/drbd/drbd_nl.c | 3332 +++++++++++++++++++++-------------- drivers/block/drbd/drbd_nla.c | 55 + drivers/block/drbd/drbd_nla.h | 8 + drivers/block/drbd/drbd_proc.c | 27 +- drivers/block/drbd/drbd_receiver.c | 3439 +++++++++++++++++++++--------------- drivers/block/drbd/drbd_req.c | 739 ++++----- drivers/block/drbd/drbd_req.h | 185 +-- drivers/block/drbd/drbd_state.c | 1749 ++++++++++++++++++ drivers/block/drbd/drbd_state.h | 161 ++ drivers/block/drbd/drbd_strings.c | 1 + drivers/block/drbd/drbd_worker.c | 974 ++++++----- drivers/block/drbd/drbd_wrappers.h | 10 +- include/linux/drbd.h | 68 +- include/linux/drbd_genl.h | 363 ++++ include/linux/drbd_genl_api.h | 55 + include/linux/drbd_limits.h | 95 +- include/linux/drbd_nl.h | 160 -- include/linux/drbd_tag_magic.h | 84 - include/linux/genl_magic_func.h | 414 +++++ include/linux/genl_magic_struct.h | 277 +++ include/linux/idr.h | 11 + include/linux/lru_cache.h | 67 +- lib/lru_cache.c | 357 +++-- 30 files changed, 10998 insertions(+), 7471 deletions(-) create mode 100644 drivers/block/drbd/drbd_interval.c create mode 100644 drivers/block/drbd/drbd_interval.h create mode 100644 drivers/block/drbd/drbd_nla.c create mode 100644 drivers/block/drbd/drbd_nla.h create mode 100644 drivers/block/drbd/drbd_state.c create mode 100644 drivers/block/drbd/drbd_state.h create mode 100644 include/linux/drbd_genl.h create mode 100644 include/linux/drbd_genl_api.h delete mode 100644 include/linux/drbd_nl.h delete mode 100644 include/linux/drbd_tag_magic.h create mode 100644 include/linux/genl_magic_func.h create mode 100644 include/linux/genl_magic_struct.h
Best, Phil -- : Dipl-Ing Philipp Reisner : LINBIT | Your Way to High Availability : Tel: +43-1-8178292-50, Fax: +43-1-8178292-82 : http://www.linbit.com
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